Installation Error in NS 2.0 SP1 !

When i executed SELECT @@VERSION i found as follows
Microsoft SQL Server 2000 – 8.00.2039 (Intel X86) May 3 2005 23:18:38
Copyright (c) 1988-2003 Microsoft Corporation Personal Edition on Windows NT 5.1 (Build 2600: Service Pack 2)
I followed the instructions on this MS article: http://support.microsoft.com/default.aspx?scid=kb;en-us;829091
My current Sqldedev.dll’s File Version is 2000.080.2039.00
Then i inserted sql server 2000 CD which i installed just before and found this file’s( in \x86\binn folder )File Version is
2000.080.0194.00
I copied it to C:\Program Files\Microsoft SQL Server\80\Tools\Binn Folder,but still i see red cross mark near Database Components and
when i am going to enable it shows me the same repeated message that “Database components require a qualified version of sql server in the machine”
Please help me.